SPARTONDLSNAVEX
AHRS-M2
AHRS-M2
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- AdaptCal™ provides continuous 3D adaptive in-field calibration with hard and soft magnetic interference compensation
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Integrated AdaptNav™ provides real-time noise characterization and active gyro drift compensation for superior heading, pitch, and roll performance in electrically and mechanically noisy environments
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Static Heading Accuracy, 0.2° RMS
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Small form factor, weighs 12.3g
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Very low power consumption, 60 mW, and Sleep Mode functionality, 16 mW
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Powerful user programmable sensor customization apps via NorthTek™ Forth interpreter
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High resolution, low noise magnetometers
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Advanced sensing technology (tri-axial magnetometers and MEMS accelerometers and gyroscopes)
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Magnetic and True North heading, pitch, and roll measurement
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Full 360° rollover capability using quaternions or rotation matrix
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“Figure of Merit” real time heading error indicator
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In-field calibration point selection and distribution indicator
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Quality of in-field calibration indicator
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Centripetal acceleration correction
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Supports multiple communication protocols
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| Dynamic Heading Accuracy |
1.0° RMS |
|---|---|
| Static Heading Accuracy |
0.2° RMS (<1.0⁰ RMS from -40⁰ to +70⁰ C) |
| Dynamic Pitch/Roll Accuracy |
1.0° RMS |
| Static Pitch/Roll Accuracy |
0.2° RMS |
| Pitch/Roll Repeatability |
0.1° RMS |
| Pitch/Roll Range |
± 90°, ± 180° |
| Accelerometer Range |
± 4g (± 1g) |
| Accel Noise Density |
250 ug/√Hz |
| Accel Bias Stability |
0.07441 mg |
| Accel Velocity Random Walk (VRW) |
0.09123 (m/s)/√Hr |
| Gyro Dynamic Range |
± 500°/sec (± 300°/sec) |
| Gyro Noise Density |
0.04 dps/√Hz |
| Gyro Bias Stability |
6.415°/Hr |
| Gyro Angular Random Walk (ARW) |
0.2546°/√Hr |
| Magnetic Range |
±1.2 Gauss (±900 MGauss)2 |
| Update Rate (Samples/Sec) |
10, 100 |
| Baud Rate |
1.2, 2.4, 4.8, 9.6; 19.2; 38.4; 57.6; 115.2 kbaud |
| L x W x H |
38.4 x 22.9 x 9.1 mm (1.51 x 0.90 x 0.36 inches) |
| Mass |
12.3g |
| Storage Temp |
-40° to +85° C |
| Encapsulated or Enclosure |
Yes |
| Operating Temp |
-40° to +85° C |
| Operating and Storage Temperature |
-40° to +85° C |
| Humidity Resistance |
95%, 70° C, 24 hrs Meets MIL-STD-202G – Method 103A, Test Condition A |
| Shock Resistance |
5000g, 1ms Pulse, Half-Sine Wave |
| Vibration Resistance |
.02 dB Power Spectral Density, 5.35 G RMS, Meets MIL-STD-202G – Method 214A, Test Condition I/C |
| Power Supply |
+4 to +10V DC |
| Input Power, Operating Mode (Typical @ 4V) |
60 mW |
| Input Power, Sleep Mode (Typical @ 4v) |
16 mW |
| 3.3V Logic UART Interface |
Yes |
| 3D and Adaptive In-Field Calibration |
Yes |
| Able To Maintain Function When Inverted |
Yes |
| Quaternion/Rotation Matrix Output |
Yes |
| True North Heading Output |
Yes |
| Includes World Magnetic Model |
Yes |
| RoHS Compliant |
Yes |
| Maximum Magnetic Inclination (Dip) |
± 80° |
| NorthTek™ User Programmable Customizations |
Yes |
| Fully Temperature Compensated |
Yes |
